Sperm whale essay

The sperm whale has a inch thick layer of blubber. Since whale hunting has decreased in the last few decades, their populations are starting to recover. The grooves between the knobs trap a film of air that is consistent whatever the orientation or depth of the whale, making it an excellent sound mirror.

They conjectured that sperm whales use vision to hunt squid, either by detecting silhouettes from below or by detecting bioluminescence. Common prey includes squid, fish, eels, and even an occasional octopus.

Be on the look out for the Britannica Explores newsletter to deliver more Demystified stories right to your inbox. The organs above the jaw are devoted to sound generation.

However, another member of the Hussey family, possibly Sperm whale essay Bachelder or Sylvanus Hussey, may have been the actual person referred to in the story. The head of the sperm whale contains an enormous fluid-filled organ which whalers called the case.

As it gets older that capacity will increase and they can get their own food.

The meaning or purpose of lobtailing is unknown, but may be done as a warning to the rest of the pod or as some other type of communication. It is estimated that the historic worldwide sperm whale population numbered 1, before commercial sperm whaling began in the early 18th century.

Ambergris may help protect the sperm whale from the stings on the giant squid, its major food. They are often seen moving at a speed of about 3 miles per hour. Orcas go after entire sperm whale pods and will try to take a calf or even a female, but the male sperm whales are generally too big and aggressive to be hunted.

In the 19th century stubby, square-rigged ships and later barks dominated the fleet, being sent to the Pacific the first being the British whaleship Emilia, in[11] the Indian Ocean sand as far away as the Japan grounds and the coast of Arabia sas well as Australia s and New Zealand s.

Distribution You will find the Sperm Whales in most oceans out there. The sperm whale belongs to the suborder of toothed whales and dolphins odontocetes and is one of the easiest whales to identify at sea. These whales and many other large whales were over-hunted for many years, since their meat, oil, and other body parts are very valuable.

The North Norway cruise follows the path of more than one kind of whale as it travels amongst the fjords of Troms.

The interval between births is about years.The sperm whale is one of the deepest diving mammals in the world. Typically it makes dives of up to m, but can reach depths of up to km. Essay on The Whale as Symbol in Moby Dick - The Whale as Symbol in Moby Dick That there are various perspectives to the white whale as symbol is a result of the value which Melville accords the symbol as a medium of expression.

Sperm whale can be a good symbol of mint-body.com whale is very special, because of ambergris.

Ambergris is a solid, waxy, flammable substance of a dull grey or blackish color produced in the digestive system of sperm whale. Sperm Whale.

The inspiration for the white whale of Moby Dick, sperm whales have the largest heads, biggest brains, and make the loudest sound of any animal on Earth/10(). Sperm whaling is the hunting of these marine mammals for the oil, meat and bone that can be extracted from their bodies.

in his Essay upon the Natural History of Whales (), states that one Atkins, ten or twelve years in the trade, was among the first to catch sperm whales.

The head of the sperm whale contains an enormous fluid-filled organ (which whalers called the case). During whale harvests, this organ, now called the spermaceti organ, was discovered to contain a white liquid that whalers mistook for the sperm of the whale.